4.1 sec in total
480 ms
3.4 sec
265 ms
Visit cobiss.si now to see the best up-to-date COBISS content for Slovenia and also check out these interesting facts you probably never knew about cobiss.si
Visit cobiss.siWe analyzed Cobiss.si page load time and found that the first response time was 480 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
cobiss.si performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value11.5 s
0/100
25%
Value12.3 s
3/100
10%
Value820 ms
35/100
30%
Value0.225
55/100
15%
Value17.7 s
4/100
10%
480 ms
613 ms
130 ms
267 ms
362 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 73% of them (46 requests) were addressed to the original Cobiss.si, 19% (12 requests) were made to Static.xx.fbcdn.net and 3% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Cobiss.si.
Page size can be reduced by 191.1 kB (24%)
791.2 kB
600.1 kB
In fact, the total size of Cobiss.si main page is 791.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 506.7 kB which makes up the majority of the site volume.
Potential reduce by 36.7 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 11.8 kB, which is 26% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 36.7 kB or 82% of the original size.
Potential reduce by 544 B
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. COBISS images are well optimized though.
Potential reduce by 143.5 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 143.5 kB or 72% of the original size.
Potential reduce by 10.4 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Cobiss.si needs all CSS files to be minified and compressed as it can save up to 10.4 kB or 26% of the original size.
Number of requests can be reduced by 36 (63%)
57
21
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COBISS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
cobiss.si
480 ms
www.cobiss.si
613 ms
font-awesome.css
130 ms
owl.carousel.css
267 ms
jquery-ui.css
362 ms
reset.css
452 ms
grid.css
449 ms
superfish.css
376 ms
bxslider.css
365 ms
style.css
395 ms
tabs.css
569 ms
custom.css
498 ms
responsive.css
524 ms
modernizr.custom.js
513 ms
snippet.js
36 ms
jquery-3.4.1.min.js
1284 ms
owl.carousel.js
950 ms
jquery.slimscroll.min.js
748 ms
news-viewer.js
710 ms
news-carousel1.js
657 ms
custom.js
817 ms
hamburger-menu.js
772 ms
fresh-books.js
837 ms
libs-segment-count.js
961 ms
tabs.js
899 ms
twitter.svg
339 ms
flg-si.gif
359 ms
flg-en.gif
428 ms
cobiss.svg
476 ms
zadaj2.jpg
1026 ms
cobiss-plus-znak.svg
669 ms
frnt-cplus-2.jpg
1043 ms
get-google-si.svg
550 ms
get-app-si.svg
601 ms
frnt-mylib-si.jpg
1026 ms
front-libraries.jpg
787 ms
front-most-read.jpg
796 ms
front-rsvk.jpg
1233 ms
front-oz.jpg
1187 ms
sdk.js
51 ms
oswald-v16-latin-ext_latin-700.woff
962 ms
oswald-v16-latin-ext_latin-regular.woff
974 ms
oswald-v16-latin-ext_latin-300.woff
1014 ms
fontawesome-webfont.woff
1044 ms
ozadje5.jpg
1091 ms
sdk.js
5 ms
count
449 ms
debouncedresize.js
469 ms
page.php
137 ms
S5yp7r4Ff9D.css
26 ms
RsWZ-myCkRn.js
34 ms
xjg1QNQguf-.js
31 ms
O9zq51FKpXz.js
31 ms
qnn7MVQZYOT.js
30 ms
qwSlV7K_jlE.js
30 ms
p55HfXW__mM.js
81 ms
btW70syVT6v.js
81 ms
zYzGplAqD4J.js
84 ms
416977364_761242612699434_2019172018945491398_n.jpg
58 ms
B4AwfKlNLSX.js
23 ms
4Za9TE_Wiy4.js
21 ms
UXtr_j2Fwe-.png
19 ms
debouncedresize.js
119 ms
cobiss.si accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
cobiss.si best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
cobiss.si SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
SL
SL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cobiss.si can be misinterpreted by Google and other search engines. Our service has detected that Slovenian is used on the page, and it matches the claimed language. Our system also found out that Cobiss.si main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
cobiss.si
Open Graph description is not detected on the main page of COBISS. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: